Home / 10,064,808.20-15,067,721.10-8,885,160.20

Finding the Fourth Proportional to 10,064,808.20, 15,067,721.10 and 8,885,160.20

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Solution

The fourth proportional to 10,064,808.20, 15,067,721.10 and 8,885,160.20 is: 13,301,705.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,064,808.20 : 15,067,721.10 = 8,885,160.20 : x
  2. Step 2: Convert to fraction form
    10,064,808.20/15,067,721.10 = 8,885,160.20/x
  3. Step 3: Cross multiply
    10,064,808.20x = 15,067,721.10 × 8,885,160.20
  4. Step 4: Simplify right side
    10,064,808.20x = 133,879,115,822,420.20
  5. Step 5: Solve for x
    x = 133,879,115,822,420.20/10,064,808.20
  6. Step 6: Final answer
    x = 13,301,705.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.